In this article. From the time you are born to around the time you turn 30, your muscles grow larger and stronger. But at some point in your 30s, you begin to lose muscle mass and function, a condition known as age-related sarcopenia or sarcopenia with aging.
Point mutation. A point mutation is a genetic mutation in the form of insertion / deletion (indels) or substitution to a single nucleotide base in a sequence of DNA or RNA. Point mutations have a variety of effects on the downstream protein product - consequences that are moderately predictable based the specifics of the mutation.
Answer: Mutations are changes in the genetic code of a living thing. Explanation: Mutations are changes in the genetic code of a living thing. These changes may be spontaneous (random rearrangement of bonds), errors in DNA repair processes, and the introduction of mutagens such as ionizing radiation and many chemicals. Mutations can be neutral, beneficial, or harmful.